Last Updated
：2025/11/20
ERA
Noun
abbreviation
alt-of
countable
initialism
uncountable
Japanese Meaning
(野球) 投手の防御率を示す指標（Earned Run Averageの略）。 / (電子工学) 電気的に再構成可能なアレイの略称。 / (軍事) 爆発反応装甲を示す初期略語。
Sense（1）
Sense（3）
（ plural ）
Quizzes for review
(baseball) Initialism of earned run average, a baseball statistic. / (electronics) Initialism of electrically reconfigurable array. / (military) Initialism of explosive reactive armor.
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ERA
His ERA dropped to 2.15 after three scoreless starts, making him a favorite for the Cy Young.
See correct answer
His ERA dropped to 2.15 after three scoreless starts, making him a favorite for the Cy Young.
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